concave lenses for optical imagine - JOCL

a.concave lenses,plano concave,double concave, b.the real manufacture, c.better quality, d.competitive price, e.fast delivery - more info check here: http://www.buymeasuringtools.com/concave-lenses-for-optical-imagine-10193533/

Quick Brief

Place of Origin: Jilin China (Mainland) Brand Name: Jiffo Optics Model Number: JOCL Material: Glass Usage: Optical Structure: concave lens Shape: concave lens double concave lenses: plano concave lenses

Product Features:

a.concave lenses,plano concave,double concave

b.the real manufacture

c.better quality

d.competitive price

e.fast delivery

Business Terms:

Port: changchun

Minimum Order Quantity: 5 Piece/Pieces offer sample

Supply Ability: 100,000 Piece/Pieces per Month fast delivery

Payment Terms: L/C,T/T,Western Union

Contact Supplier

Product Packagings & Delivery Terms:

Packaging Detail: protective packing

Delivery Detail: 20 days

Specifications and Product Details:

Concave Lenses

Concave lenses that possess at least one surface that curves inwards.
A concave lens is thinner at its centre than at its edges, and is used to correct short-sightedness.
specifications for concave lens:
Material:Fused cilica, BK7 Grade A or equivalent optical glasses
Design Wavalength:546.1nm
Diameter Tolerance:±0.1mm, ±0.15mm for Dia.≥75mm
Paraxial Focus Length:±2%
Centration:<3 arc minutes
Clear Aperture:>85%
Surface Figure:λ/4 at 632.8nm
Surface Quality:20/10 or better
Coatings:Antireflection coatings or NIR coatings or no
Bevel:protective bevel

We could offer concave or convex lenses according to custom design.
Besides, there are a large volume of stock optical components in various
shapes and sizes to facilitate quick deliveries.